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There are many things we can do to help ourselves to live longer. Fasten the safety belts each time we get into a car. Each year 10,000 lives could be saved by the use of safety belts. It is surprising then that not everyone wears them. Some people say they will never be in an accident be cause they are careful drivers. Such an excuse is weak. In fact, it is false. I have a friend named Jane Tailor. She is a safe driver, I think. One day, she was driving her car to the airport, but she did not have her safety belt on.: Suddenly a huge truck went through the Ted light. She was hit by it. The next thing she knew was that she was in the hospital. She suffered from a head injury and broken bones. What is this short talk aboutThe importance of()

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Conversation 2M: Hey, Alice! What are you doing thereW: Hey, Royal! Could you have a look at my computer I can’t get it working.M: Sure. Let me have a look. Er, it seems that the disc is junk.W: Oh, really I just bought it yesterday.Well, then could you please go to the store with me I want to have this computer replaced.M: No problem. But you have to bring your receipt, otherwise you can’t have the computer replaced.W: Oh, dear! I can’t find my receipt. Perhaps I lost it on my way back from the store.M: That’s too bad. I’m afraid you have to find it.W: Well, I’ll give you a telephone call if I can find it.M: OK. See you then.W: Thank you. See you. What is the woman’s problem()

A. She lost her data.
B. She broke the disc.
C. She bought a computer of a wrong model.
D. She couldn’t get her computer working.

某城镇需集中式供水的人口达40万人,为了确保其饮用水卫生安全,保障人体健康,根据《生活饮用水卫生监督管理办法》要求。 在每个采样点,每月采样次数应为

A. 不少于2次
B. 不少于3次
C. 不少于4次
D. 不少于5次
E. 不少于6次

某城镇需集中式供水的人口达40万人,为了确保其饮用水卫生安全,保障人体健康,根据《生活饮用水卫生监督管理办法》要求。 该城镇供水的管网水采样点个数及水质监测时采样点的设置应为

A. 3个采样点,设在水源取水口、进厂水口、居民经常用水点处
B. 3个采样点,设在水源取水口、进厂水口、出厂水口
C. 4个采样点,设在水源取水口、进厂水口、出厂水口、居民经常用水点处
D. 20个采样点,设在水源取水口、出厂水口、居民经常用水点处
E. 20个采样点,设在水源取水口、进厂水口、出厂水口、居民经常用水点处

某化工厂1162名工人的体检结果见表1,下列说法中正确的是 表1 某化工厂慢性气管炎患病与专业工龄的关系() 工龄(年) 检查人数 患者数 体检人数构成比(%) 患者构成比(%) 患病率(%) 1~ 340 17 29.26 11.56 5.00 5~ 254 30 21.86 20.41 11.81 10~ 432 73 37.18 49.66 16.90 15~ 136 27 11.70 18.37 19.85 合计 1162 147 100.00 100.00 12.65

A. 10年~工龄组气管炎患病最严重为37.18%
B. 10年~工龄组气管炎患病最严重为49.66%
C. 15年~工龄组气管炎患病最严重为19.85%
D. 15年~工龄组气管炎患病仅为第三位,为18.37%
E. 10年~工龄组气管炎患病最严重,有73人患病

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